Tackhead writes: Hot on the hooves of Sergey Glazunov's hack 5-minutes into Pwn2Own, an image of an axe-wielding pink pony was the mark of success for a hacker with the handle of Pinkie Pie. Pinkie Pie subtly tweaked Chromium's sandbox design by chaining together three zero-day vulnerabilities, thereby widening his appeal to $60K in prize money, another shot at a job opportunity at the Googleplex, and instantly making Google's $1M Pwnium contest about 20% cooler. (Let the record show that Slashdot was six years ahead of this particular curve, and that April Fool's Day is less than a month away.)